Battery case for exclusive use on a bicycle derailleur



FIG. 1 is a perspective view of a battery case for exclusive use on a bicycle derailleur showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a bottom plan view thereof; and,

FIG. 8 is a perspective view from the bottom vision thereof. 

CLAIM The ornamental design for a battery case for exclusive use on a bicycle derailleur, as shown and described. 